Site Consolidation (Tables)

9 Months Ended

Sep. 30, 2018

Restructuring and Related Activities [Abstract]

Schedule of expenses recorded for site consolidation

The following table shows expenses recorded in the three and nine months ended September 30, 2018 and the liability as of September 30, 2018, in thousands:

Description of expense	Jan 1, 2018 - March 31, 2018		April 1, 2018 - June 30, 2018		July 1, 2018 - Sept 30, 2018			Nine months ended September 30, 2018
Employee severance	$	1,381	$	1,285	$	50		$	2,716
Employee relocation	240		295		148			683
Lease and facility	—		1,001		(690		)	311
Total site consolidation expense	1,621		2,581		(492		)	3,710
Amounts paid during the period	592		2,520		(172		)	2,940
Adjustment to accrual	$	1,029	$	61	$	(320	)	$	770